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Workshop WRAC'H Workshop on Randomness and Arithmetics for Cryptography on Hardware
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logo ARRAND
Roscoff, France. April 15-19, 2019.
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Program

Talks list is available here.

Monday 15th
13h00
LUNCH
14h50
OPENING
Session 1

15h00
Cécile Dumas, Univ. Grenoble Alpes / CEA LETI.

TRNG - Evaluation & certification. See abstract, Slides here
15h45 Marie-Angela Cornelie, Univ. Grenoble Alpes / CEA LETI.

VHDL design of a crypto-processor for elliptic curves. See abstract
16h15
BREAK
16h45 Patrick Haddad, St Microelectronics.

Random number generators: the point of view of a semiconductor company. See abstract, Slides here
19h00
APERITIF
19h30
DINNER
Tuesday 16th
Session 2

9h00
Eleonora Cagli, Univ. Grenoble Alpes / CEA LETI.

Classifying Side-Channel desynchronized signals with convolutional neural networks. See abstract, Slides here
9h45 Annelie Heuser, CNRS IRISA.

Profiled side-channel analysis revisited. See abstract
10h30
BREAK
11h00 Houssem Maghrebi, Underwriters Laboratories.

Deep Learning based Side Channel Attacks in Practice. See abstract
11h30 Damien Robissout, Université Jean Monnet de Saint-Etienne.

Improved Deep-Learning Side-Channel Attacks using Normalization layers. See abstract, Slides here
12h30 Ramtine Tofighi, Trusted Labs / Univ. Grenoble Alpes.

Using Machine Learning to defeat software protection.
13h00
LUNCH
Session 3

14h30
Guenael Renault, ANSSI Ecole Polytechnique.

ROCA Returns ! Where Entropy is Not the Only Problem To Consider!
15h15 Werner Schindler, BSI Germany.

Security Evaluation of Physical RNGs. See abstract, Slides here
16h00
BREAK
16h30 Jean-Luc Danger and Sylvain Guilley, ENST/SecureIC.

Analysis of Mixed PUF-TRNG Circuit Based on SR-Latches in FD-SOI Technology. See abstract, Slides here
17h00 Nicolas Bruneau, Sylvain Guilley and Adrien Facon, ENST/SecureIC.

Automatic derivation of optimal side-channel attacks rounded at a given order. See abstract, Slides here
17h30 Timo Zijlstra, Karim Bigou and Arnaud Tisserand, Univ. Bretagne Sud.

Countermeasures against physical attacks on ring-LWE encryption schemes. See abstract
19h30
DINNER
Wednesday 17th
Session 4

9h00
Aurore Guillevic, LORIA Nancy.

A comparison of pairing-friendly curves at the 192-bit security level. See abstract, Slides here
9h45 Laurent Imbert, LIRMM Montpellier.

Faster cofactorization with ECM using mixed representations. See abstract
10h30
BREAK
11h00 Vincent Zucca, Univ. Wollongong.

Application of RNS in the context of homomorphic encryption.
11h30 Nicolas Meloni, IMATH Univ. Toulon.

Euclidean Addition Chains Scalar Multiplication on Curves with Efficient Endomorphism.
12h00 Thomas Espitau, Sorbonne universite.

Physical Attacks on Lattice based Signature. Slides here
12h30 Jerome Courtois, LIP6 Sorbonne Universite.

Evaluation of Resilience of randomized RNS implementation. Slides here
13h00
LUNCH
14h00
FREE AFTERNOON
19h30
DINNER
Thursday 18th
Session 5

9h00
Antoine Joux, IMJ Sorbonne Université.

Fully homomorphic encryption modulo Fermat numbers.
9h45 Thomas Plantard, Univ. Wollongong.

SPA resistant Exponentiation based on Brun's GCD algorithm. Slides here
10h30
BREAK
11h00 Paulo Martins and Leonel Sousa, INESD Univ. Lisbon.

Building Algorithm-Hiding FHE Systems from Exotic Number Representations. See abstract, Slides here
11h30 Christophe Negre, LIRMM Univ. Perpignan.

Regular Modular Exponentiation and Scalar Multiplication over Hyperelliptic Curves using Base Splitting. See abstract
12h00 Jean-Marc Robert, IMATH Univ. Toulon.

Enhanced Digital Signature using Split Digit Exponent Representation. See abstract, Slides here
13h00
LUNCH
Session 6

14h30
Viktor Fischer, Université Jean Monnet de Saint-Etienne.

(New) challenges in random number generation for cryptography. See abstract, Slides here
15h15 Titouan Coladon, Ph. Elbaz-Vincent, Etienne Marcatel, Cyril Hugounenq, BULL/ATOS et Univ. Grenoble Alpes.

Hermitian fplll and applications.
15h45 Titouan Coladon, Philippe Elbaz-Vincent and Cyril Hugounenq, Univ. Grenoble Alpes / IF.

MPHELL: a fast and robust library with unified arithmetic for elliptic curves cryptography. See abstract
16h15
BREAK
16h45 Philippe Elbaz-Vincent, Cyril Hugounenq and Sebastien Riou, Univ. Grenoble Alpes / IF.

SPAE: An authenticated encryption algorithms for low-cost embedded systems. See abstract, Slides here
17h15 Lucas Barthelemy, Quarkslab LIP6 SU.

Binary Permutation Polynomial Inversion and Application to Obfuscation Techniques.
17h45 Damien Vergnaud, LIP6 Sorbonne Université and Institut Universitaire de France.

Secure Outsourcing of Group Exponentiations See abstract
19h00
APERITIF
19h30
BANQUET
Friday 19th
Session 7

9h00
Nadia El Mrabet, EMST-Gardanne.

Randomness as countermeasures against Side Channel Attacks. Slides here
9h30 Yssouf Dosso, IMATH Univ. Toulon.

Efficient and secure modular operations using the Polynomial Modular Number System, Part 1. Slides here
10h00
BREAK
10h30 Jeremy Marrez, LIP6 Sorbonne Universite.

Efficient and secure modular operations using the Polynomial Modular Number System, Part 2. Slides here
11h00 Ph. Elbaz-Vincent and Mohamed Traoré, Univ. Grenoble Alpes / IF.

Generating RSA keys the wrong way!
12h00
LUNCH
13h00
END OF WRAC'H